#!/usr/bin/env bash
# Build cxyz Android APK and copy to a SOURCES-tagged filename.
#
# Usage:
#   ./scripts/build_apk.sh
#   ./scripts/build_apk.sh mangaread
#   ./scripts/build_apk.sh all
#   ./scripts/build_apk.sh comicland,mangaread,mangatown
#   ./scripts/build_apk.sh mangaread --debug
set -euo pipefail

ROOT="$(cd "$(dirname "$0")/.." && pwd)"
cd "$ROOT"

SOURCES="${1:-comicland}"
MODE="release"
if [[ "${2:-}" == "--debug" ]] || [[ "${1:-}" == "--debug" ]]; then
  MODE="debug"
  if [[ "${1:-}" == "--debug" ]]; then
    SOURCES="comicland"
  fi
fi

# Normalize tag for filename: comicland,mangaread → comicland-mangaread
SOURCES_TAG="$(echo "$SOURCES" | tr '[:upper:]' '[:lower:]' | tr ',' '-' | tr -cd 'a-z0-9-')"
if [[ -z "$SOURCES_TAG" ]]; then
  SOURCES_TAG="comicland"
  SOURCES="comicland"
fi

REPO_ROOT="$(cd "$ROOT/.." && pwd)"
export PATH="${REPO_ROOT}/.tools/bin:${REPO_ROOT}/.tools/flutter-sdk/bin:${PATH:-}"
export CI=true BOT=true

echo "Building APK (SOURCES=${SOURCES}, mode=${MODE})…"

BUILD_ARGS=(build apk --dart-define="SOURCES=${SOURCES}")
if [[ "$MODE" == "debug" ]]; then
  BUILD_ARGS+=(--debug)
fi

flutter "${BUILD_ARGS[@]}"

SRC_APK="build/app/outputs/flutter-apk/app-${MODE}.apk"
OUT_NAME="cxyz-${SOURCES_TAG}-${MODE}.apk"
OUT_APK="build/app/outputs/flutter-apk/${OUT_NAME}"

if [[ ! -f "$SRC_APK" ]]; then
  echo "error: expected APK missing: $SRC_APK" >&2
  exit 1
fi

cp -f "$SRC_APK" "$OUT_APK"

echo
echo "APK: ${ROOT}/${OUT_APK}"
echo "     (also ${SRC_APK})"